Medical Dictionary
teratoma
noun ter·a·to·ma \ˌter-ə-ˈtō-mə\
plural ter·a·to·mas also ter·a·to·ma·ta \-mət-ə\
Medical Definition of TERATOMA
: a tumor derived from more than one embryonic layer and made up of a heterogeneous mixture of tissues (as epithelium, bone, cartilage, or muscle)
—ter·a·to·ma·tous \-mət-əs\ adjective
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